/**
 * Created by sccy on 2019/7/31/0031.
 */
public class Originator {
    private String state;

    public String getState() {
        return state;
    }

    public void setState(String state) {
        this.state = state;
    }

    public Memento createMemento(){
        return new Memento(state);
    }

    public void restoreMemento(Memento m){
        this.setState(m.getState());
    }
}
